https://marketplace.tf/items/tf2/15005;15;u702;w3;pk9;kt-1;festive

https://backpack.tf/item/7741694095

$66.67 / $1.82 = 36.63 keys

https://marketplace.tf/items/tf2/15005;15;u702;w3;pk9;kt-2;festive

https://backpack.tf/item/5906334205

$77.77 / $1.89 = 41.15 keys

https://marketplace.tf/items/tf2/15005;15;u702;w3;pk9;kt-2

https://backpack.tf/item/4723664306

$59.99 / $1.81 = 33.14 keys

https://backpack.tf/profiles/76561198017954131#!/compare/1622073600/1622505600

https://backpack.tf/profiles/76561198147395070#!/compare/1622678400/1623369600

https://steamcommunity.com/market/listings/440/Unusual%20Forest%20Fire%20Flame%20Thrower%20%28Field-Tested%29

SCM June 7 - $69.01 / $2.43 = 28.40 keys

https://backpack.tf/profiles/76561198302096185#!/compare/1623628800/1623801600

https://backpack.tf/profiles/76561198109079686#!/compare/1623715200/1623801600

Untraceable

https://backpack.tf/profiles/76561199065587538#!/compare/1623801600/1623888000

https://backpack.tf/profiles/76561199163655409#!/compare/1623801600/1629590400

Untraceable

https://backpack.tf/profiles/76561199125443371#!/compare/1626220800/1626307200

https://backpack.tf/profiles/76561198082401774#!/compare/1626220800/1626307200

Untraceable, but likely 26 keys https://gladiator.tf/listings/60eec0a6265d2ffb0e59f1f0

https://backpack.tf/profiles/76561198082401774#!/compare/1626393600/1626480000

https://backpack.tf/profiles/76561198172573626#!/compare/1626480000/1626652800

untraceable

https://backpack.tf/profiles/76561198172573626#!/compare/1627516800/1627603200

https://backpack.tf/profiles/76561198065436693#!/compare/1627516800/1627603200

Bulk

https://backpack.tf/profiles/76561198065436693#!/compare/1627689600/1627776000

https://backpack.tf/profiles/76561198360428856#!/compare/1627689600/1627776000

64 keys? probably not

https://backpack.tf/profiles/76561197972215762#!/compare/1626652800/1626739200

https://backpack.tf/profiles/76561198232273640#!/compare/1626652800/1626739200

40 keys, pro ks

https://backpack.tf/profiles/76561198161377371#!/compare/1626998400/1627171200

https://backpack.tf/profiles/76561198026129220#!/compare/1626912000/1626998400

untraceable

sales:

26?

28

33

37

40

41

https://backpack.tf/item/9866793701

it seems that this 26 key seller took about a month to sell for 26 keys, if it did

probably just one of those items that sells better on a marketplace, who would've guessed

since 26 is kinda unconfirmed now, going with 28-37, cutting off 40 and 41 just to make the range a bit tighter